Environment
Mercury’s match: sex hormones?
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Male sex hormones like testosterone help battle mercury contamination in Great Lakes fish, researchers say.
Environment
Fishery managers excited by lake trout’s not-so-picky palate
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Researchers say lake trout have flexible diets–calming fears that the resurgent species is competing with salmon for the dwindling supply of alewife in the Great Lakes.
Environment
Video: slow-motion sturgeon feeding
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Sturgeons project their jawbones from their skulls, creating the suction they need to vacuum food from lake beds.
Environment
Catch and release kills many fish
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A new study shows the conservation technique is fatal for some fish.
Environment
Scientists track prehistoric fish with 21st century satellites
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Science using high-tech methods is revealing secrets about a prehistoric fish.
Environment
Researcher’s love of fish spawns #25daysofFishmas
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A Great Lakes researcher has launched a new holiday celebrating fish and “bad puns.”
Environment
Saginaw Bay perch populations up against the wall(eye)
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Walleye populations in Lake Huron and the Saginaw Bay have bounced back powerfully, just a few decades after they came close to disappearing. Some scientists worry that perch are paying the price.
Environment
Hurricane recordings point to possible future for Great Lakes monitoring
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Great Lakes researchers hope that year-long recording of underwater sounds near Puerto Rico could lead to similar recording of fish and other watery sounds here.
Environment
Video: Great Lakes sturgeon repopulation efforts underway in Wisconsin
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Scientists in Wisconsin are raising the next generation of this endangered fish. Some of these sturgeon could someday grow to lengths of up to eight feet and weigh 800 pounds.
Environment
Anglers’ curiosity spurs fish recovery research
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Hundreds of fish with implanted acoustic trackers were recovered by anglers across Lake Huron and Lake Erie in response to rewards offered by researchers.